Ludy, Llewellyn V., 1875- [from old catalog], American Technical Society · Chicago, American technical society · leaf 40
ef of the indicator. Its bearings are made comparativelyfrictionless by the introduction of minute balls running in hardenedtool steel races, thus affording lightness and freedom of movement.The cord pulley is horizontal, to allow the cord leading to the enginecrosshead to take any direction the… … Fig. 30. Crosby Reducing Wheel Attached to Indicator to travel in the proper plane for guiding it to the crosshead of theengine with the indicator in an upright position as usual. OPERATION RULES The Crosby reducing wheel is attached directly to the cylinder cock ofthe steam engine by means of…
Indicators for steam-engines · Steam-engines
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten02unit-752-322.webp)
